矩形探索 by Annie
几何画板及绘图内容加载中,请稍等……
①本范例演示矩形的几何性质与相关计算;②涉及核心数学概念包括四边形、矩形、期望值、微分 calculus、等腰三角形、正弦函数;③作图要点:使用 Segment, OrthogonalLine, Point, Intersect, Angle, Distance 等命令构造图形,并定义对象 A, B, a, b, C, c, d, D, e, f, g, α, β, γ, δ, h, i, j, E, distanceAC, TextAC, distanceAB, TextAB, distanceBD, TextBD, distanceDC, TextDC, k, l, distanceAD, TextAD, distanceCB, TextCB, m, distanceAE, TextAE, distanceED, TextED, distanceCE, TextCE;④适合高中数学教学,用于几何作图与相关计算演示。
GeoGebra 命令及参数
Segment(A, B) → aOrthogonalLine(A, a) → bPoint(b) → COrthogonalLine(C, b) → cOrthogonalLine(B, a) → dIntersect(c, d) → DSegment(B, D) → eSegment(D, C) → fSegment(A, C) → gAngle(B, A, C) → αAngle(A, C, D) → βAngle(C, D, B) → γAngle(D, B, A) → δSegment(A, D) → iSegment(C, B) → jIntersect(i, j) → EDistance(A, C) → distanceACDistance(A, B) → distanceABDistance(B, D) → distanceBDDistance(D, C) → distanceDCDistance(A, D) → distanceADDistance(C, B) → distanceCBDistance(A, E) → distanceAEDistance(E, D) → distanceEDDistance(C, E) → distanceCEDistance(E, B) → distanceEBAngle(E, A, C) → εAngle(B, A, E) → ζAngle(E, B, A) → ηAngle(D, B, E) → θAngle(E, D, B) → ιAngle(C, D, E) → κAngle(E, C, D) → λAngle(A, C, E) → μ
AI 绘图提示语参考
画一个矩形,先画一条线段,再在线段的一端画垂线并标记交点,接着在线段的另一端也画垂线并标记交点,连接这两个交点形成矩形,然后测量各边长和各内角大小,并标注这些测量值,最后计算对角线长度和重心位置,并标注这些计算结果。
以上提示语为根据原始绘图命令整理而来,仅供参考。